Ch4: OSLO-13-Prepare closing entries and a post-closing trial balance. Question 1 of 6 The ledger of Crane Company includes the following unadjusted balances: Prepaid Insurance $4,400, Service Revenue $56,200, and Salaries and Wages Expense $23,200. Adjusting entries are required for (a) expired insurance $1,500, (b) services performed $1,300 are billed and not yet collected, and (c) accrued salaries payable $600. Enter the unadjusted balances and adjustments into a worksheet and complete the worksheet for all accounts